Note that many websites have their own advertising, unrelated to adware.
ZangoTV Installs other adware products Zango search assistant , toolbar and 180 solutions.
From EULA ;
While the Licensed Software is installed on your computer, Zango may collect information about you and the websites you visit.
The frequency of these advertisements will vary depending on your use of the Internet.
You acknowledge that the Licensed Software includes an anonymous user ID and an electronic cookie that enables Zango to display this targeted advertising to you.